As of 02:45 PDT

Rosemont, CA weather in March

68°

Rosemont, Sunday, 9 August, 02:45

Clear. Feels like 67°. High 104°, low 68°.

Pressure29.80 inHg

Wind6.2 mph S

Humidity67%

Visibility6.2 mi

Dew point57°

See detailed hourly forecast

In March, Rosemont, CA averages a high of 63.8° and a low of 44.4°. About 4.1 inches of precipitation fall over the month (9 wet days). The record high is 86.7° (1988) and the record low 28.4° (1966). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	60.3°	43.2°	40%	72.5° (2022)	31.6° (2007)
2	60.4°	43.5°	50%	73° (1968)	28.8° (1971)
3	60.1°	42.6°	35%	74.1° (2020)	28.4° (1966)
4	61°	43.2°	30%	74.8° (2020)	32.9° (1966)
5	60.8°	43°	42%	74.8° (1972)	29.7° (1976)
6	61.7°	42.4°	32%	75.9° (1972)	31.5° (2022)
7	62.1°	42.6°	30%	77.9° (1972)	29.1° (1998)
8	62.6°	43.5°	23%	73.6° (2004)	32° (1969)
9	63.1°	43.5°	23%	75.7° (2004)	33.8° (2002)
10	63°	44.4°	42%	77.4° (2005)	32.7° (2009)
11	63.3°	43.9°	32%	75.7° (2005)	33.8° (1999)
12	64°	44.4°	35%	79.2° (2020)	33.3° (1962)
13	63.1°	44.4°	37%	78.3° (2007)	30.9° (1969)
14	63°	44.4°	33%	77.7° (2015)	32° (1969)
15	63.5°	44.2°	28%	79.2° (1972)	32.2° (2002)
16	63.7°	44.8°	38%	82° (2007)	31.8° (2021)
17	64.2°	44.2°	25%	79.3° (1972)	34.9° (2021)
18	64.9°	44.2°	22%	77.7° (2004)	31.6° (1963)
19	65.5°	44.6°	18%	77.9° (2015)	34.9° (2002)
20	64.9°	45.1°	33%	79° (1960)	35.1° (1968)
21	64.8°	45.3°	28%	78.6° (2022)	37.2° (1962)
22	64.8°	45.3°	33%	78.4° (2022)	33.6° (1987)
23	64.8°	45.3°	35%	81.1° (2022)	35.4° (1962)
24	65.1°	45.1°	27%	80.6° (2022)	35.6° (1963)
25	64.6°	45.7°	32%	83.5° (1988)	33.3° (1964)
26	65.3°	44.4°	27%	86.7° (1988)	34° (2023)
27	65.8°	45.3°	17%	81.9° (2015)	32.2° (2023)
28	66°	45.7°	28%	82.6° (2015)	35.2° (1985)
29	66.9°	45°	17%	82.9° (2015)	35.6° (1998)
30	67.5°	45.9°	18%	82° (2015)	37° (1998)
31	67.6°	46°	25%	81.9° (1966)	36.5° (1999)